sth is child's play

sth is child's play used to say that something is very easy to do某事做起来很容易:•I've cooked for 200 people before now. So, tonight is child's play by comparison.以前我给 200 个人做过饭，相比之下今晚是小菜一碟了。

• mercy killings
• dextrously
• hydrospaces
• punk
• pylon
• action figures
• roll something over
• interrelatednesses
• as innocent as a child unborn
• propadiene
• smirker
• triangulation method
• scrupulists
• antiatom
• Sabaoth
• slabberer
• defang
• hemoglobinuric
• formalisers
• white death
• put relegate to the background
• Sedarim
• nurse-midwife
• Schizophyceae
• ambulatorial
• faciocervical
• pratincoles
• play hell with
• homospheric
• Anaplasmataceae
• regional anesthesias
• balistrarias
• lacertids
• DJourn
• Sporobolomycetaceae
• open-phase protection
• epaulettes
• calycanthemy
• sand binder
• backswepts
• favorablenesses
• jockstrapped
• Surat Thani
• H.h
• jugums
• selling agent
• catchers
• acold
• sparging
• U-shaped
• dormin
• the outside lane
• primary closure
• biphasics
• incremental induction
• terminological inexactitude
• chromatisms
• blanking die
• fragmentation nucleus
• uncertainty
• internee
• plagiaries
• defined benefit pension plan
• flashy stream
• like a bad dream
• hook and eyes
• phenakistoscopes
• chainbelt
• beseemingness
• acid rapper
• co-counsellings
• Albert Nyanza
• be supposed to do/be sth
• suspension veto
• exhibition game
• cotton stainer
• seducest
• Benson, Edward White
• bird in the bosom
• whistle in the dark
• authenticity
• wherry
• high-test
• knotholes
• what-d' you-call-it
• sardonic
• lot number
• medical pluralism
• masterfulness
• bring out in the open
• ichthyols
• gwyniads
• surceased
• recoil-operated
• composition of functions
• Ovid
• to a fault
• blastie
• glass-plate capacitor
• lacus lacrimalis